FACING SUSPENSION PROBLEM

to whom it may ever concern
I PURCHASE HONDA UNICORN LAST YEAR AND I AM FACING SUSPENSION PROBLEM EVEN I HAVE CHANGED MY SHOCKUP LAST YEAR ONLY . BUT SORRY TO SAY IT DINT WORK . SECOND IMPOTANT DRAWBACK OF THIS BIKE WHICH I AM FACING IS ITS BRAKE
ITS BACK BRAKE NEVER WORKS PROPERLY ,EACH AND EVERY TIME WHILE SERVICING I HAVE MENTIONED ABOUT THIS BIKE BUT NO POSITIVE RESULT BEEN DELIVERED TO ME . MY VEHICLE NO. IS DL6ST 3418 MY MOB. NO. IS 0935077297 . PLEASE SORT OUT MY PROBLEM IF POSSIBLE .